Portable eletric heater



FIG. 1 is a perspective view of the portable electric heater.

FIG. 2 is a side view of the portable electric heater.

FIG. 3 is an opposite side view of the portable electric heater.

FIG. 4 is the front view of the portable electric heater.

FIG. 5 is the rear view of the portable electric heater.

FIG. 6 is the top plan view of the portable electric heater; and,

FIG. 7 is the bottom view of the portable electric heater.

Broken lines in the Figures form no part of the claimed design. 

What is claimed is the ornamental design for a portable electric heater, as shown and described. 